Title:
DENTAL CERAMIC MATERIAL, PREPARATION OF PROSTHETIC MATERIAL FOR TEETH AND DENTAL ALLOY
Document Type and Number:
Japanese Patent JPH04230611
Kind Code:
A
Abstract:
PURPOSE: To obtain a dental restoration having no cracks on the surface looking beautiful. CONSTITUTION: A dental porcelain having >=14.5μm/m. deg.C thermal expansion coefficient and <=950 deg.C firing temperature is fired onto a dental alloy having a thermal expansion coefficient higher than that of a dental porcelain by 0.5-1.5 and >=1,000 deg.C solidus temperature.
Inventors:
YOOZEFU MARIA FUANDERUTSUEERU
Application Number:
JP23061291A
Publication Date:
August 19, 1992
Filing Date:
September 10, 1991
Export Citation:
Assignee:
EREFUANTO EDERUMETAARU BV
International Classes:
A61C13/003; A61K6/027; A61K6/04; A61K6/06; C22C5/02; A61C5/77; (IPC1-7): A61C5/10; A61C13/00; A61K6/027; A61K6/04; C22C5/02
Attorney, Agent or Firm:
Nishikyo Keiichiro (1 outside)